Information about #648CA6 color

#648CA6 color image

Basic facts about this digital color

The digital color #648CA6 is classified in the Register under the Azure Color Family, with Mild Saturation and Light brightness. Its exact recipe is rgb(100, 140, 166) — 39.2% red, 54.9% green, 65.1% blue — and for print it converts to CMYK 26 / 10 / 0 / 35. Curious how these numbers work? Read our RGB color codes guide.

A softly balanced azure, #648CA6 sits on the lighter side of the spectrum. Expect to see shades like this in understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is a hair away from Grey Blue (#6B8BA4). Nearby in the Register you will also find Air Force Blue (#5D8AA8) and Hoki (#65869F).

In RGB terms — rgb(100, 140, 166) — the blue channel does the heavy lifting here. If you plan to put text on a #648CA6 background, choose black — the contrast ratio is 5.8:1 (passing WCAG AA), while white manages only 3.6:1. #648CA6 has no official name yet. If this shade means something to you, you can be the one to name it.

#648CA6 color variations

View this color variations of tints, shades, tones and hues.

#648CA6 color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #648CA6

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Grey Blue color link
Grey Blue

#6B8BA4

Hoki color link
Hoki

#65869F

Bermuda Grey color link
Bermuda Grey

#6F8C9F

Dusty Blue color link
Dusty Blue

#5A86AD

Greyish Blue color link
Greyish Blue

#5E819D

Blue Moon color link
Blue Moon

#7296AB

Off Blue color link
Off Blue

#5684AE

Wishlist color link
Wishlist

#659295

Horizon color link
Horizon

#648894

Conversions between color systems and etc.

  • HEX#648CA6
  • RGB100, 140, 166
  • CMYK26, 10, 0, 35
  • CSSrgb(100, 140, 166)
  • HSL204°, 27%, 52%
  • HSL Precise203.636°, 27.049%, 52.157%
  • HSV204°, 40%, 65%
  • HSB204°, 40%, 65%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.549
  • Normalized B (0.0–1.0)0.651
  • GLSLvec3(0.392, 0.549, 0.651)
  • GLSL with alphavec4(0.392, 0.549, 0.651, 1.000)
  • HLSL / Metalfloat3(0.392, 0.549, 0.651)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB54.9%
  • Percentage of Blue in RGB65.1%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyLight
  • HEX ID648CA6
  • DECIMAL ID6589606
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01